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| author | Even Rouault <even.rouault@spatialys.com> | 2019-09-17 17:53:13 +0000 |
|---|---|---|
| committer | Even Rouault <even.rouault@spatialys.com> | 2019-09-17 17:53:13 +0000 |
| commit | d2ba2915ede37b18c891d433d07bb147afe40925 (patch) | |
| tree | 12a6754f5a53122d038c7e0165b7047dcdb7a9d2 /src | |
| parent | ae6f1a1760e8393b673b6e63600c4842f4fde261 (diff) | |
| download | PROJ-d2ba2915ede37b18c891d433d07bb147afe40925.tar.gz PROJ-d2ba2915ede37b18c891d433d07bb147afe40925.zip | |
eqdc: avoid potential division by zero. Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=17190
Diffstat (limited to 'src')
| -rw-r--r-- | src/projections/eqdc.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/projections/eqdc.cpp b/src/projections/eqdc.cpp index e050a593..00aacfda 100644 --- a/src/projections/eqdc.cpp +++ b/src/projections/eqdc.cpp @@ -117,6 +117,8 @@ PJ *PROJECTION(eqdc) { } else { if (secant) Q->n = (cosphi - cos(Q->phi2)) / (Q->phi2 - Q->phi1); + if (Q->n == 0) + return destructor (P, PJD_ERR_CONIC_LAT_EQUAL); Q->c = Q->phi1 + cos(Q->phi1) / Q->n; Q->rho0 = Q->c - P->phi0; } |